One problem related to tire tread/belt has been reported for the 1999 Mazda MPV. The most recently reported issues are listed below.
Consumer has a 99 Mazda pickup. Original tires had 18,000 miles on them when the driver rear tire blew. Consumer had vehicle set on cruise control while going 55mph . The day before tires were making a humming noise. Tire was replaced. The tire size p225/70r15 dot# vn.